府立ふりつ高等こうとう学校がっこうでしょう
furitsukōtōgakkōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 府立高等学校

1. Probably a prefectural high school.; Likely a public high school.

Polite
Presumptive
Conjecture